When looking at development and other indexes of South Asian countries it is clear that the best country will be Sri Lanka.
In this region Sri Lanka is at top in many indexes and some important indexes are given below.
1. Human development index - 0.691, (India 0.547, Pakistan 0.504, Bangladesh 0.500, Nepal 0.458 Years).
2. Life expectancy -75 Years, (India 67 Years, Pakistan 64 Years, Bangladesh 60 Years, Nepal 65 Years)
3. Gender equality -- world rank 31 (India 113, Pakistan 133, Bangladesh 69, Nepal 126)
4. Infant Mortality Rate -- 9/1000 (India 46/1000, Pakistan 61/1000, Bangladesh 49/1000, Nepal 43/1000)
5. Literacy rate -- 94 % (India 75%, Pakistan 58%, Bangladesh 55%, Nepal 68%)
6. Quality of overall infrastructure -- World ranking 61 (India 91, Pakistan 100, Bangladesh 130, Nepal 133)
and there are much more indexes you can search in the Internet.
South Korea and Japan
South Korea, which is the second best country in terms of education in the world.
India is the largest country in South Asia.
Asia
It is just a geographical term for the southern part of Asia, so it is not a country.
technically it is the Indian subcontinent, or south Asia
depends on which country in south east Asia
Afghanistan is the county in South Asia with the lowest life expectancy. The country in South Asia with the smallest population is Maldives.
India is the largest country in South Asia, both in terms of land area and population.
India
South Central country.
The countries that holds the best generators would most likely be in south Asia,and in most parts in south India,also they have the best in Japan where Japanese makes them.